Search Results - "Huddart, H"

RFamide neuropeptide actions on the molluscan ventricle: Interactions with primary neurotransmitters by Moulis, A., Huddart, H.

“…Different RFamide neuropeptides, some of non-molluscan origin, were examined for their effect on the ventricles of Buccinum undatum and Busycon canaliculatum…”
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RFamide neuropeptide actions on molluscan proboscis smooth muscle: interactions with primary neurotransmitters by Moulis, A, Huddart, H

“…The potency (muscle force-generated) of a number of long-chain RFamide neuropeptides was examined in mechanical experiments with the radular-retractor and…”
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The nature of the acetylcholine and 5-hydroxytryptamine receptors in buccal smooth muscle of the pest slug Deroceras reticulatum by Wright, T J, Huddart, H

“…The characteristics of the acetylcholine (ACh) and 5-hydroxytryptamine (5-HT) receptors of Deroceras buccal muscle were examined using specific pharmacological…”
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Comparative potency of some extended peptide chain members of the RFamide neuropeptide family, assessed on the hearts of Busycon canaliculatum and Buccinum undatum by Moulis, A, Huddart, H, Hill, R B

“…Twenty different RFamide neuropeptide analogues were examined for their relative potencies on the ventricles of Busycon canaliculatum and Buccinum undatum and…”
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Excitation evoked by FMRFamide and FLRFamide in the heart of Buccinum undatum and evidence for inositol 1,4,5-trisphosphate as an RF-tetrapeptide second messenger by Ellis, A M, Huddart, H

“…In this study the relative potencies of four established molluscan cardioexcitatory agents were examined on Buccinum heart. The potencies were, in decending…”
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Electrophysiological and pharmacological characteristics of buccal smooth muscle of the pest slug Deroceras reticulatum by Wright, T. J., Huddart, H.

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The Effect of Progesterone on Spontaneous and Agonist-Evoked Contractions of the Rat Aorta and Portal Vein by MUKERJI, MARK S., LEATHARD, HELEN L., HUDDART, HENRY

“…The mechanisms underlying the suppression of vasocontractility caused by progesterone were investigated by studying changes in the contractile force of rat…”
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The Effects of Potassium Channel Blockers on Progesterone-Induced Suppression of Rat Portal Vein Contractility by MUKERJI, MARK S., LEATHARD, HELEN L., HUDDART, HENRY

“…The suppression of contractility of rat portal vein caused by progesterone appears to be due to the potassium (K+) channel opening effect of this hormone. The…”
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The use of amiloride to uncouple branchial sodium and proton fluxes in the brown trout, Salmo trutta by Nelson, I. D., Potts, W. T. W., Huddart, H.

“…Resting proton, ammonium and sodium fluxes in Salmo trutta were 492.6 plus or minus 19.5 (n = 29); 122.9 plus or minus 34.2 (n = 28) and 277.1 plus or minus…”
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Calcium utilization in contractures induced by acetylcholine or high-potassium saline in molluscan proboscis muscles by BROOKS, D. D, HUDDART, H, LENNARD, R, HILL, R. B

“…ABSTRACT The mechanisms by which high-K+ saline and acetylcholine (ACh) mobilize cellular calcium in molluscan muscle was studied in three proboscis muscles of…”
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Inhibition by papaverine of calcium movements and tension in the smooth muscles of rat vas deferens and urinary bladder by Huddart, H, Langton, P D, Saad, K H

“…Papaverine, up to 150 micron, was without effect on resting tension of vas deferens and urinary bladder smooth muscle strips, but caused a dose-dependent…”
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Ultrastructure of the prothoracic ganglion and connectives of the stick insect in relation to function by Huddart, H

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The effect of quinine on tension development, membrane potentials and excitation-contraction coupling of crab skeletal muscle fibres by Huddart, H.

“…1. The effect of quinine on tension development and membrane potentials of crab skeletal muscle was examined using strain gauges and intracellular electrodes…”
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Electrical and mechanical responses recorded from lepidopterous skeletal muscle by Huddart, H

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Ionic composition of haemolymph and myoplasm in lepidoptera in relation to their membrane potentials by Huddart, H

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The effect of pH on quinine-induced contractures and excitation-contraction coupling in crustacean skeletal muscle by Huddart, H.

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The effect of sodium ions on resting and action potentials in skeletal muscle fibres of Bombyx mori (L.) by Huddart, H

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Influence of some common methylxanthines on contractile responses and calcium mobilization of ileal, vas deferens and bladder smooth muscle by HUDDART, H, BAYTON, E, SHANKLIN, J

“…Caffeine and theophylline (0.1-5.0 mM) relaxed rat ileal muscle and reduced spontaneous rhythmicity. They inhibited the K-induced tonic contractures of rat vas…”
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Papaverine-induced inhibition of electrical and mechanical activity and calcium movements of rat ileal smooth muscle by Huddart, H, Saad, K H

“…1. Papaverine, in the concentration range 50-150 microM, inhibited rhythmic spontaneous contraction and caused relaxation of KCl-induced contractures of rat…”
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Generation of membrane potentials in lepidopteran muscle. II. The effect of ionic depletion on resting and action potentials by Huddart, H

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